Pants CI: Run all unit and pack tests

.github/workflows/test.yaml

@@ -88,6 +88,7 @@ jobs:
           git submodule foreach 'git tag'
 
       - name: 'Set up Python (${{ matrix.python-version }})'
+        id: python
         uses: actions/setup-python@v5
         with:
           python-version: '${{ matrix.python-version }}'
@@ -102,19 +103,45 @@ jobs:
           # To ignore a bad cache, bump the cache* integer.
           gha-cache-key: cache0-py${{ matrix.python-version }}
 
-      - name: Test
+      - name: Test pants-plugins
+        if: ${{ matrix.python-version-short == '3.9' }}
         env:
           # Github Actions uses the 'runner' user, so use that instead of stanley.
           ST2TESTS_SYSTEM_USER: 'runner'
-        # We do not support running pytest everywhere yet. When we do it will be simply:
-        #   pants test ::
-        # Until then, we need to manually adjust this command line to test what we can.
         run: |
-          pants test pylint_plugins/:: pants-plugins/::
+          pants test pants-plugins/::
+
+      # We do not support running pytest everywhere yet. When we do it will be simply:
+      #   pants test ::
+      # Until then, we need to manually adjust this command line to test what we can.
+      # So far, this includes unit, pack, and pants-plugins tests.
+      # TODO: run integration tests
+
+      - name: Unit Tests
+        env:
+          # Github Actions uses the 'runner' user, so use that instead of stanley.
+          ST2TESTS_SYSTEM_USER: 'runner'
+        run: >
+          pants
+          --python-bootstrap-search-path=[]
+          --python-bootstrap-search-path=${{ steps.python.outputs.python-path }}
+          --tag=unit
+          test '::'
+
+      - name: Pack Tests
+        env:
+          # Github Actions uses the 'runner' user, so use that instead of stanley.
+          ST2TESTS_SYSTEM_USER: 'runner'
+        run: >
+          pants
+          --python-bootstrap-search-path=[]
+          --python-bootstrap-search-path=${{ steps.python.outputs.python-path }}
+          --tag=pack
+          test '::'
 
       - name: Upload pants log
         uses: actions/upload-artifact@v4
         with:
           name: pants-log-py${{ matrix.python-version }}
           path: .pants.d/pants.log
-        if: always()  # We want the log even on failures.
+        if: ${{ always() }}  # We want the log even on failures.

CHANGELOG.rst

@@ -69,7 +69,7 @@ Added
   working on StackStorm, improve our security posture, and improve CI reliability thanks in part
   to pants' use of PEX lockfiles. This is not a user-facing addition.
   #6118 #6141 #6133 #6120 #6181 #6183 #6200 #6237 #6229 #6240 #6241 #6244 #6251 #6253
-  #6254 #6258 #6259 #6260
+  #6254 #6258 #6259 #6260 #6269
   Contributed by @cognifloyd
 * Build of ST2 EL9 packages #6153
   Contributed by @amanda11

pylint_plugins/BUILD

@@ -8,6 +8,7 @@ python_sources()
 
 python_tests(
     name="tests",
+    tags=["unit"],
     dependencies=[
         "./fixtures",
         "!//conftest.py:test_utils",